200203321247 has 2 divisors, whose sum is σ = 200203321248. Its totient is φ = 200203321246.

The previous prime is 200203321223. The next prime is 200203321327. The reversal of 200203321247 is 742123302002.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200203321247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200203321147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100101660623 + 100101660624.

It is an arithmetic number, because the mean of its divisors is an integer number (100101660624).

Almost surely, 2^200203321247 is an apocalyptic number.

200203321247 is a deficient number, since it is larger than the sum of its proper divisors (1).

200203321247 is an equidigital number, since it uses as much as digits as its factorization.

200203321247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4032, while the sum is 26.

Adding to 200203321247 its reverse (742123302002), we get a palindrome (942326623249).

The spelling of 200203321247 in words is "two hundred billion, two hundred three million, three hundred twenty-one thousand, two hundred forty-seven".